aa,bb,cc
1,1,1
2,2,4
3,3,9
4,4,16

ERROR: Package pgfplots Error: Sorry, could not retrieve column 'aa'
from table 'aaa.csv'. Please check spelling (or introduce name aliases)..

documentclass[a4paper]{article}
usepackage{pgf,pgfplots,pgfplotstable}

pgfplotsset{compat=1.16}
begin{document}
begin{tikzpicture}
begin{axis}[%
    xtick=data,
    xticklabels from table={aaa.csv}{aa},
    width=.9textwidth,
    title=test,
    xlabel={$x$},
    ylabel={$y$},
    ymin=0,xmin=0,
]
addplot [red,mark=*,] table[col sep=comma,x=bb,y=cc] {aaa.csv};
end{axis}
end{tikzpicture}
end{document}